Log1989 problem no. 5.47

Log1989 problem no. 5.47

A train weighing m = 2.5 · 10⁶kg is moving from south to north at a speed of 72 km / h along a railway track along the meridian. Determine the horizontal component F of the force of the train pressure on the rails at a latitude of 60⁰ in the northern hemisphere.

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